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This paper presents a convolutional neural network based approach for estimating the relative pose between two cameras. The proposed network takes RGB images from both cameras as input and directly produces the relative rotation and…

Computer Vision and Pattern Recognition · Computer Science 2017-07-31 Iaroslav Melekhov , Juha Ylioinas , Juho Kannala , Esa Rahtu

This work considers robot keypoint estimation on color images as a supervised machine learning task. We propose the use of probabilistically created renderings to overcome the lack of labeled real images. Rather than sampling from…

Computer Vision and Pattern Recognition · Computer Science 2019-07-04 Christoph Heindl , Sebastian Zambal , Josef Scharinger

Image inpainting is a non-trivial task in computer vision due to multiple possibilities for filling the missing data, which may be dependent on the global information of the image. Most of the existing approaches use the attention mechanism…

Computer Vision and Pattern Recognition · Computer Science 2020-11-06 Gourav Wadhwa , Abhinav Dhall , Subrahmanyam Murala , Usman Tariq

A simple, yet general, formalism for the optimized linear combination of astrophysical images is constructed and demonstrated. The formalism allows the user to combine multiple undersampled images to provide oversampled output at high…

Instrumentation and Methods for Astrophysics · Physics 2015-05-28 Barnaby Rowe , Christopher Hirata , Jason Rhodes

In applications such as optical see-through and projector augmented reality, producing images amounts to solving non-negative image generation, where one can only add light to an existing image. Most image generation methods, however, are…

Computer Vision and Pattern Recognition · Computer Science 2022-02-02 Katie Luo , Guandao Yang , Wenqi Xian , Harald Haraldsson , Bharath Hariharan , Serge Belongie

This is the first paper in a series on hyper-realist rendering. In this paper, we introduce the concept of hyper-realist rendering and present a theoretical framework to obtain hyper-realist images. We are using the term Hyper-realism as an…

Graphics · Computer Science 2024-01-24 Ergun Akleman , Murat Kurt , Derya Akleman , Gary Bruins , Sitong Deng , Meena Subramanian

Numerous methods have been proposed to transform color and grayscale images to their single bit-per-pixel binary counterparts. Commonly, the goal is to enhance specific attributes of the original image to make it more amenable for analysis.…

Computer Vision and Pattern Recognition · Computer Science 2021-05-06 Shumeet Baluja

Image outpainting seeks for a semantically consistent extension of the input image beyond its available content. Compared to inpainting -- filling in missing pixels in a way coherent with the neighboring pixels -- outpainting can be…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Yen-Chi Cheng , Chieh Hubert Lin , Hsin-Ying Lee , Jian Ren , Sergey Tulyakov , Ming-Hsuan Yang

Image hallucination and super-resolution have been studied for decades, and many approaches have been proposed to upsample low-resolution images using information from the images themselves, multiple example images, or large image…

Computer Vision and Pattern Recognition · Computer Science 2018-06-05 Chieh-Chi Kao , Yuxiang Wang , Jonathan Waltman , Pradeep Sen

There have been many successful implementations of neural style transfer in recent years. In most of these works, the stylization process is confined to the pixel domain. However, we argue that this representation is unnatural because…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Dmytro Kotovenko , Matthias Wright , Arthur Heimbrecht , Björn Ommer

Image inpainting task refers to erasing unwanted pixels from images and filling them in a semantically consistent and realistic way. Traditionally, the pixels that are wished to be erased are defined with binary masks. From the application…

Computer Vision and Pattern Recognition · Computer Science 2023-08-11 Ahmet Burak Yildirim , Vedat Baday , Erkut Erdem , Aykut Erdem , Aysegul Dundar

In computational ghost imaging the object is illuminated with a sequence of known patterns, and the scattered light is collected using a detector that has no spatial resolution. Using those patterns and the total intensity measurement from…

Image and Video Processing · Electrical Eng. & Systems 2021-12-16 Harry Penketh , William L Barnes , Jacopo Bertolotti

Image compositing plays a vital role in photo editing. After inserting a foreground object into another background image, the composite image may look unnatural and inharmonious. When the foreground is photorealistic and the background is…

Computer Vision and Pattern Recognition · Computer Science 2023-11-16 Xudong Wang , Li Niu , Junyan Cao , Yan Hong , Liqing Zhang

The correct insertion of virtual objects in images of real-world scenes requires a deep understanding of the scene's lighting, geometry and materials, as well as the image formation process. While recent large-scale diffusion models have…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Ruofan Liang , Zan Gojcic , Merlin Nimier-David , David Acuna , Nandita Vijaykumar , Sanja Fidler , Zian Wang

There are many methods for image enhancement. Image inpainting is one of them which could be used in reconstruction and restoration of scratch images or editing images by adding or removing objects. According to its application, different…

Image and Video Processing · Electrical Eng. & Systems 2019-11-05 Zahra Nabizadeh , Ghazale Ghorbanzade , Nader Karimi , Shadrokh Samavi

Neural rendering techniques promise efficient photo-realistic image synthesis while at the same time providing rich control over scene parameters by learning the physical image formation process. While several supervised methods have been…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Hassan Abu Alhaija , Siva Karthik Mustikovela , Justus Thies , Varun Jampani , Matthias Nießner , Andreas Geiger , Carsten Rother

Recent advances in deep learning have shown exciting promise in filling large holes in natural images with semantically plausible and context aware details, impacting fundamental image manipulation tasks such as object removal. While these…

Computer Vision and Pattern Recognition · Computer Science 2017-04-14 Chao Yang , Xin Lu , Zhe Lin , Eli Shechtman , Oliver Wang , Hao Li

Pooled imaging data from multiple sources is subject to bias from each source. Studies that do not correct for these scanner/site biases at best lose statistical power, and at worst leave spurious correlations in their data. Estimation of…

Quantitative Methods · Quantitative Biology 2020-06-02 Daniel Moyer , Greg Ver Steeg , Paul M. Thompson

Photorealistic image stylization concerns transferring style of a reference photo to a content photo with the constraint that the stylized photo should remain photorealistic. While several photorealistic image stylization methods exist,…

Computer Vision and Pattern Recognition · Computer Science 2018-07-30 Yijun Li , Ming-Yu Liu , Xueting Li , Ming-Hsuan Yang , Jan Kautz

Computing the gradient of an image is a common step in computer vision pipelines. The image gradient quantifies the magnitude and direction of edges in an image and is used in creating features for downstream machine learning tasks.…

Computer Vision and Pattern Recognition · Computer Science 2019-06-20 Shouvik Mani
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